8 O Lord, our Lord, how excellent is thy name in all the earth! who hast set thy glory above the heavens.
Click here for the details. In swimming pools, pink slime is caused by improper water & pool maintenance, environment, poor circulation to name a few. There appears to have occurred a dramatic rise in the reported cases of pink slime especially over the past 5 to 10 years. I'll go into more depth with this comment later.
Quick Answer. A number of different factors can contribute to a high pH level in a swimming pool. The most common cause of a high pH is high Total Alkalinity (TA). High TA can arise when the pool has a large amount of dissolved alkaline substances, such as carbonates.